Single web sheet cutting mechanism



Sept. 13, 1966 D. N. oBENsHAlN SINGLE WEB SHEET CUTTING MECHANISM 24 Sheets-Sheet l Original Filed Oct. 9, 1962 ATTORNEYS.

Sept 13, 1966 D. N. oBENsHAlN SINGLE WEB SHEET CUTTING MECHANISM 24 Sheets-Sheet 2 Original Filed Oct. 9. 1962 22mm wZ-FOm-JJOO INVENTOR. DAVID NOEL OBENSHAIN ATTORNEYS.

Sept. 13, 1966 D. N. oBENsHAlN SINGLE WEB SHEET CUTTING MECHANISM Original Filed oct. e. 1962 24 sheets-sheet s MON ...Ivm

5x25 55cm moz 2|.- v -,.|\.Ww--.,:::- M3

Sept 13, 1966 D. N. OBENSHAIN y 3,272,044

SINGLE WEB SHEET CUTTING MECHANISM Original Filed Oct. 9, 1962 ,24 Sheets-Sheer dv ooooooo ooooooo l oooooooj oooooooa oooooonl coooooooi COLLECTING nRUM FIG 4 TIMING ASSEMBLY ZBO 1N V EN TOR.

DAVID NOEL oBENsHAm g BY ATTORNEYS.

SePt- 13 1966 D. N. oBENsHAlN SINGLE WEB SHEET CUTTING MECHANISM P4 Sheets- .Sheet h Original Filed Oct. 9, 1962 NON N NNN .N RII MM mm VE L E O N D OMNI.. W m

ATTORNEYS.

SePt- 13, 1966 D. N. oBENsHAlN SINGLE WEB SHEET CUTTING MECHANISM 24 Sheets-Sheet E Original Filed Oct. 9. 1962 IN V EN TOR.

DAVID NOEL OBENSHAIN ATTORNEYS.

Sept 13 1966 D. N. OBENSHAIN SINGLE WEB SHEET CUTTING MECHANISM 24 Sheets-Sheet 7 Original Filed Oct. 9, 1962 .vom

INVENToR.

oAvlD NOEL OBENSHAIN OnN ATTORNEYS.

Sept. 13, 1966 D. N. oBENsHAlN SINGLE WEB SHEET CUTTING MECHANISM Original Filed Oct. 9, 1962 24 Sheets-Sheet 8 A mw EN VE mm L E O N m V m ATTORNEYS.

Sept' 13, 1966 D. N. OBENSHAIN I 3,272,044

SINGLE WEB SHEET CUTTING MECHANISM 24 Sheets-Sheet 9 Original Filed Oct. 9, 1962 mow ATTORNEYS.

Sept. 13, 1966 D. N. OBENSHAIN SINGLE WEB SHEET CUTTING `MECHANI'SM 24 Sheets-Sheet lO Original Filed Oct. 9, 1962 coLLEcT ING f DRUM 2?,

SEG. A-A

INVENTOR. DAVlD NOEL OBENSHAIN FIG.

ATTORNEYS.

Sept. 13, 1966 D. N. OBENSHAIN SINGLE WEB SHEET CUTTING MECHANISM 24 Sheets- Sheet 1 1 Original Filed Oct. 9. 1962 DEGREES ROTATION SHAFT 505 AND DRUM 204 45 90 |35 IBO 225 270 3|?) 360 DEGREES ROTATION ARM 52| FIG. I4

DEGREES ROTATION ARM 52| FIG. I5

INVENTOR.

DAVlD NOEL OBE NSHAIN ATTORNEYS Sept. i3, 1966 D. N. oBENsHAlN SINGLE WEB SHEET CUTTING MECHANISM Original Filed Oct. 9. 1952 24 Sheets-Sheet l?,

95S coLLEoTmG DRUM A *"j-g 959 961 m' 25o RPM L 4.6M

n50 E O7 Q53 RPM V- I V TRANSFER TAcHoMETER DRUM GENERATOR C u 9687 250 RPM (Transfer) 954/ 5o RPM muh/ery) 4.6:: 0.0. MOTOR 950 coNTRoL 95s/ f ,951 NIT 0.a. I/ U Mo'roR n50 RPM 952/ MAX.

TAcHomETER GENERATOR PowER SUPPLY FIG. |e

INVENTOR.

DAVID NOEL OBENSHAIN ATTORNEYS.

Sept. 13, 1966 D. N. oBENsHAlN SINGLE WEB SHEET CUTTING MECHANISM Original Filed Oct. 9, 1962 24 Sheets-Sheet l5 INVEN TOR.

DAVID NOEL OBENSHAIN ATTORNEYS.

sept 13 1966 D. N. oBENsHAlN 3,272,044

SINGLE WEB SHEET CUTTING MECHANISM Original Filed Oct. 9, 1962 24 Sheets-Sheet 14 S CONCEUDE $5 TlMlNG HOLD FlvE- S'SAL STOIJNT TRANSFER G AL STOP TRANSFER REVERSE START SORTIR@ FLIPPER START SLOW DOWN RESTORE SORTING FIG. I8 FLIPPER INVENTOR.

DAVID NOEL OBENSHAIN ATTORNEYS.

Sept. 13, 1966 D. N. oBENsHAlN SINGLE WEB SHEET CUTTING MECHANISM 24 Sheets-Sheet l5 Original Filed Oct. 9, 1962 ONE M -m oww 'NVENTOA DAViD NOEL. OBENSHAIN ATTORNEYS.

Sept. 13, 1966 D. N. oBENsHAlN SINGLE WEB SHEET CUTTING MECHANISM 24 Sheets- Shea?I 16 Original Filed Oct. 9. 1962 ATTORNEYS.

Sept. 13,1966 D. N. oBENsHAIN A' SINGLE WEB SHEET CUTTING MECHANISM 24 Sheets-Sheet 18 Original Filed Oct. 9, 1962 FIG. 24

UNIT 300 UNIT 200 UNIT |00 Sept. 13, 1966 D. N. OBENSHAIN SINGLE WEB SHEET CUTTING MECHANISM Original Filed Oct. 9. 1962 24 Sheets-Sheet 19 D c. POWER SUPPLY D C OUTPUT INVENTOR DAVID NOEL OBENSHAIN ATTORNEYS.

Sept. 13, 1966 D. N. oBENsHAlN SINGLE WEB SH EET CUTTING MECHANI SM 24 Sheets-Sheet 2O Original Filed Oct. 9, 1962 

1. A HIGH SPEED, SINGLE WEB, SHEET CUTTING AND DELIVERING MECHANISM COMPRISING, IN COMBINATION, CONVEYING MEANS FOR ADVANCING SHEET MATERIAL IN WEB FORM, A ROTARY CUTTER, A COLLECTING DRUM, A COMMON DRIVER FOR THE CUTTER, THE WEB CONVEYING MEANS AND THE COLLECTING DRUM, POWER TRANSMITTING MEANS CONNECTING THE CUTTER AND COLLECTING DRUM FOR OPERATION AT IDENTICAL ROTARY SPEED AND IN FIXED RELATION TO THE COMMON DRIVER, A POSITIVE CHANGE SPEED TRANSMISSION UNIT INTERPOSED BETWEEN THE COMMON DRIVER AND THE WEB CONVEYING MEANS AND SETTABLE TO CONTROL THE LENGTH OF WEB FED DURING A CUTTER CYCLE, THEREBY TO DETERMINE THE LENGTH OF SHEET CUT, AND MEANS FOR ACCELERATING EACH CUT SHEET, REGARDLESS TO ITS LENGTH, FROM THE SPEED OF THE WEB TO THE PERIPHERAL SPEED OF THE COLLECTING DRUM SO THAT THE SUCCESSIVE SHEET DELIVERED TO THE COLLECTING DRUM MAY BE COLLECTED THEREON IN REGISTERING PACKETS, A TRANSFER CONVEYOR MEANS FOR RECEIVING THE SHEET PACKETS FROM THE COLLECTING DRUM, MEANS AUTOMATICALLY EFFECTIVE WHEN THE PRESCRIBED NUMBER OF SHEETS HAS BEEN ACCEPTED FOR ACCUMULATION THE THE COLLECTING DRUM TO BRING ABOUT DELIVERY OF THE RESULTING SHEET PACKET TO THE TRANSFER CONVEYING MEANS, RECEIVING MECHANISM FOR ACCEPTING THE PACKETS FROM THE TRANSFER CONVEYING MEANS AT GREATLY REDUCED SPEED, MEANS DRIVING THE TRANSFER CONVEYING MEANS AT THE PERIPHERAL SPEED TO THE COLLECTING DRUM THROUGHOUT SAID DELIVERY, AND AUTOMATICALLY EFFECTIVE WHEN THE DELIVERY OF A PACKET OF SHEETS TO THE TRANSFER CONVEYING MEANS HAS BEEN COMPLETED, TO SO MODIFY THE TRANSFER CONVEYING MEANS DRIVE THAT THE TRANSFER CONVEYING MEANS IS PUT THROUGH A SLOWDOWN AND RESTORATION CYCLE DURING WHICH THE TRANSFER CONVEYING MEANS ADVANCES THE SHEET PACKET AT HIGH SPEED ONTO THE RECEIVING MECHAINSM AND THEN SLOWS DOWN PROGRESSIVELY AS THE PACKET MOVES ACROSS THE RECEIVING MECHANISM UNTIL THE PACKET OF SHEETS IS DISCHARGED TO SAID RECEIVING MECHANISM AT A RELATIVELY LOW SPEED, THE TRANSFER CONVEYING MEANS DRIVE THEN PROGRESSIVELY RESTORING THE SPEED TO THE TRANSFER CONVEYING MEANS TO THE COLLECTING DRUM SPEED BY A TIME NO LATER THAN THAT AT WHICH THE NEXT ACCUMULATED PACKET OF SHEETS ON THE COLLECTING DRUM BECOMES READY FOR DELIVERY TO THE TRANSFER CONVEYING MEANS. 